Constant Ratio Gearbox for Paper Machine Calendars from Japan
A robust fixed ratio gearbox engineered for calendar stack drives in paperboard manufacturing lines, providing steady speed reduction for precise roll pressure control. Its non-adjustable gear train ensures consistent performance under high-load conditions typical in paper finishing. Falls under HTS 8483.40.30.40 as it's imported for paperboard production machinery.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Submit manufacturer's declaration linking the gearbox to specific paper calendar models for pulp/paperboard use
• Document gear ratio permanence (non-variable) to distinguish from manual multi-ratio changers
• Check for INA rulings on similar paper machine components to support your classification